____________________ and ____________________ are referred to as contractile proteins, whereas ____________________ and ____________________ are referred to as regulatory proteins
Fill in the blank(s) with correct word
Myosin, actin, tropomyosin, troponin
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Which of the following is/are correct formula(s) for mechanical power?
A. P = W/t B. P = Fd/t C. P = Fv D. both A and B E. all of the above
Answer the following questions true (T) or false (F)
1. Surface barriers, such as the cutaneous and mucous membranes, provide innate immunity against pathogens. 2. Membrane-attack complexes (MAC) can lead to cell lysis through their insertion into a target cell's plasma membrane. 3. Pus indicates only that an inflammatory response took place.
During ventricular systole, the AV valves ________ and the semilunar valves ________.
A. close; close B. open; close C. close; open D. open; open
Which of the following would occur as a result of a single muscle contraction?
A. Tone B. Treppe C. Tetanus D. Paralysis E. Twitch